{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:YHNSY42VYI5S3RWGNGPAKQAFZ4","short_pith_number":"pith:YHNSY42V","canonical_record":{"source":{"id":"1311.2202","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2013-11-09T19:04:38Z","cross_cats_sorted":["math.AG"],"title_canon_sha256":"820415b2f36959010b2cc4978ba16316a23b97172b65e0b0dc5f2bca3828f05f","abstract_canon_sha256":"5da57e6554618e45f74d8056c347bd140d3244274a95cb5d292aa288b3fb9c17"},"schema_version":"1.0"},"canonical_sha256":"c1db2c7355c23b2dc6c6699e054005cf3f31c27d46ae79d8ebd8bae7e1876ab1","source":{"kind":"arxiv","id":"1311.2202","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.2202","created_at":"2026-05-18T02:45:49Z"},{"alias_kind":"arxiv_version","alias_value":"1311.2202v2","created_at":"2026-05-18T02:45:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.2202","created_at":"2026-05-18T02:45:49Z"},{"alias_kind":"pith_short_12","alias_value":"YHNSY42VYI5S","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_16","alias_value":"YHNSY42VYI5S3RWG","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_8","alias_value":"YHNSY42V","created_at":"2026-05-18T12:28:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:YHNSY42VYI5S3RWGNGPAKQAFZ4","target":"record","payload":{"canonical_record":{"source":{"id":"1311.2202","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2013-11-09T19:04:38Z","cross_cats_sorted":["math.AG"],"title_canon_sha256":"820415b2f36959010b2cc4978ba16316a23b97172b65e0b0dc5f2bca3828f05f","abstract_canon_sha256":"5da57e6554618e45f74d8056c347bd140d3244274a95cb5d292aa288b3fb9c17"},"schema_version":"1.0"},"canonical_sha256":"c1db2c7355c23b2dc6c6699e054005cf3f31c27d46ae79d8ebd8bae7e1876ab1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:45:49.694771Z","signature_b64":"A0d5zHCwm1nqvtvg9lp1j3LG25fg/RR4dCTe05SPR4cwDGLBXupVzU6Mz3fp2ayxm4SCWi2B/RnjB9O95jxzCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c1db2c7355c23b2dc6c6699e054005cf3f31c27d46ae79d8ebd8bae7e1876ab1","last_reissued_at":"2026-05-18T02:45:49.694192Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:45:49.694192Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1311.2202","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:45:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mEJkV64H8sahuauFSSozUQRL9whhFZad846EOlxE7EFXYS0hTabE/V6tkvEDmwVlb09j74/tkNHz95Afg7nUCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T11:58:35.332850Z"},"content_sha256":"1c3a9ed4a3c9e721fe428b778ca4119da59370a9213ff2406d2ac20b80105360","schema_version":"1.0","event_id":"sha256:1c3a9ed4a3c9e721fe428b778ca4119da59370a9213ff2406d2ac20b80105360"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:YHNSY42VYI5S3RWGNGPAKQAFZ4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Calabi's diastasis as interface entropy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.AG"],"primary_cat":"hep-th","authors_text":"Constantin P. Bachas, Ilka Brunner, Leonardo Rastelli, Michael R. Douglas","submitted_at":"2013-11-09T19:04:38Z","abstract_excerpt":"We show that the entropy of certain conformal interfaces between $N=(2,2)$ sigma models that belong to the same moduli space, has a natural geometric interpretation in the large volume limit as Calabi's diastasis function. This is an extension of the well-known relation between the quantum K\\\"ahler potential and the overlap of canonical Ramond-Ramond ground states in $N=(2,2)$ models."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.2202","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:45:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TZ4grjpVtA4ioBGFvKIw1fSfU+I4DeeMhTeTamUAlHXs/2Fk9ZPdrNDWEwD/J/B6pJyW3OG0A3kWR5uYQv+UAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T11:58:35.333498Z"},"content_sha256":"ebf01fb49914b48899729c0248a1dd99d1f5ecf917f6380b6a540e4a65d15d26","schema_version":"1.0","event_id":"sha256:ebf01fb49914b48899729c0248a1dd99d1f5ecf917f6380b6a540e4a65d15d26"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YHNSY42VYI5S3RWGNGPAKQAFZ4/bundle.json","state_url":"https://pith.science/pith/YHNSY42VYI5S3RWGNGPAKQAFZ4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YHNSY42VYI5S3RWGNGPAKQAFZ4/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-30T11:58:35Z","links":{"resolver":"https://pith.science/pith/YHNSY42VYI5S3RWGNGPAKQAFZ4","bundle":"https://pith.science/pith/YHNSY42VYI5S3RWGNGPAKQAFZ4/bundle.json","state":"https://pith.science/pith/YHNSY42VYI5S3RWGNGPAKQAFZ4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YHNSY42VYI5S3RWGNGPAKQAFZ4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:YHNSY42VYI5S3RWGNGPAKQAFZ4","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"5da57e6554618e45f74d8056c347bd140d3244274a95cb5d292aa288b3fb9c17","cross_cats_sorted":["math.AG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2013-11-09T19:04:38Z","title_canon_sha256":"820415b2f36959010b2cc4978ba16316a23b97172b65e0b0dc5f2bca3828f05f"},"schema_version":"1.0","source":{"id":"1311.2202","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.2202","created_at":"2026-05-18T02:45:49Z"},{"alias_kind":"arxiv_version","alias_value":"1311.2202v2","created_at":"2026-05-18T02:45:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.2202","created_at":"2026-05-18T02:45:49Z"},{"alias_kind":"pith_short_12","alias_value":"YHNSY42VYI5S","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_16","alias_value":"YHNSY42VYI5S3RWG","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_8","alias_value":"YHNSY42V","created_at":"2026-05-18T12:28:06Z"}],"graph_snapshots":[{"event_id":"sha256:ebf01fb49914b48899729c0248a1dd99d1f5ecf917f6380b6a540e4a65d15d26","target":"graph","created_at":"2026-05-18T02:45:49Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We show that the entropy of certain conformal interfaces between $N=(2,2)$ sigma models that belong to the same moduli space, has a natural geometric interpretation in the large volume limit as Calabi's diastasis function. This is an extension of the well-known relation between the quantum K\\\"ahler potential and the overlap of canonical Ramond-Ramond ground states in $N=(2,2)$ models.","authors_text":"Constantin P. Bachas, Ilka Brunner, Leonardo Rastelli, Michael R. Douglas","cross_cats":["math.AG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2013-11-09T19:04:38Z","title":"Calabi's diastasis as interface entropy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.2202","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:1c3a9ed4a3c9e721fe428b778ca4119da59370a9213ff2406d2ac20b80105360","target":"record","created_at":"2026-05-18T02:45:49Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"5da57e6554618e45f74d8056c347bd140d3244274a95cb5d292aa288b3fb9c17","cross_cats_sorted":["math.AG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2013-11-09T19:04:38Z","title_canon_sha256":"820415b2f36959010b2cc4978ba16316a23b97172b65e0b0dc5f2bca3828f05f"},"schema_version":"1.0","source":{"id":"1311.2202","kind":"arxiv","version":2}},"canonical_sha256":"c1db2c7355c23b2dc6c6699e054005cf3f31c27d46ae79d8ebd8bae7e1876ab1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c1db2c7355c23b2dc6c6699e054005cf3f31c27d46ae79d8ebd8bae7e1876ab1","first_computed_at":"2026-05-18T02:45:49.694192Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:45:49.694192Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"A0d5zHCwm1nqvtvg9lp1j3LG25fg/RR4dCTe05SPR4cwDGLBXupVzU6Mz3fp2ayxm4SCWi2B/RnjB9O95jxzCw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:45:49.694771Z","signed_message":"canonical_sha256_bytes"},"source_id":"1311.2202","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1c3a9ed4a3c9e721fe428b778ca4119da59370a9213ff2406d2ac20b80105360","sha256:ebf01fb49914b48899729c0248a1dd99d1f5ecf917f6380b6a540e4a65d15d26"],"state_sha256":"37c104c82467c4c4edc9d9e992f8eb7a8a0924bd6f6b4c6aa63590678c5040d5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eu7TonZ1b2Ronu2/zhCCx8IPOn1i/2TkeaNZexME6z38Eo0fx2fgfr7kxjCPn13x50zeBu/qIzwCL/fQ2SAxCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T11:58:35.336857Z","bundle_sha256":"876a13cfe0b460ddd5ce20c15970c7f7321930cb62308a2d742b26759c4eb687"}}